Covna Butterfly Valve- A&S Actuator.,Ltd

Covna Butterfly Valve

COVNA Automation Industry Co. Ltd. was founded in 1999, specializing in the productions of solenoid valve and pneumatic valve on pipeline fluid.

The valves of COVNA are suitable for most fluid, and our company will satisfy every customer only if he offers correct fluid and the working pressure. In the aspects of quality control, research and development, our solenoid valves are comparable to advanced-industrial countries. The sound after-sales service is Covna’s purpose.

The dimensions of connection of solenoid valves are from 1/8″ to 4″, as well as the specification contains thread, flange, normally closed, normally open, and type of preventing explosion. The material of valve body contains forged copper, casting copper, cast iron, stainless steel#304, PVC and PTFE, as well as our products are suitable for the media which are steam, water, air, gas, vacuum, light oil, heavy oil, acid and

alkaline fluid.

The solenoid valve and other valves of our company are widely used in many devices of mechanical automation, such as water level control, temperature control, refrigeration and air condition, automatic filling equipment, fire water, irrigation, SPA, steam path, solar hot water projects, water treatment, environmental protection equipment, chemical and food machinery industry etc.